The new s-lock wedge on the new seekins hit precision mount is the answer to a worry-free, slip-proof, fire-and-forget mounting system.The s-lock wedge takes up the spacing between picatinny rail slots, eliminating any rail movement for the most rock-solid scope mount on the market.Simple and easy to install with no added weight for springs, levers, clamps, and anything else to slow you down.Model: Precision MountMaterial: 7075 Aluminum